will riff
Verbe régulier : riff - riffed- riffed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I will riff
you will riff
she will riff
we will riff
you will riff
they will riff 	I will be riffing
you will be riffing
she will be riffing
we will be riffing
you will be riffing
they will be riffing	I will have riffed
you will have riffed
she will have riffed
we will have riffed
you will have riffed
they will have riffed	I will have been riffing
you will have been riffing
she will have been riffing
we will have been riffing
you will have been riffing
they will have been riffing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I will not riff
you will not riff
she will not riff
we will not riff
you will not riff
they will not riff 	I will not be riffing
you will not be riffing
she will not be riffing
we will not be riffing
you will not be riffing
they will not be riffing	I will not have riffed
you will not have riffed
she will not have riffed
we will not have riffed
you will not have riffed
they will not have riffed	I will not have been riffing
you will not have been riffing
she will not have been riffing
we will not have been riffing
you will not have been riffing
they will not have been riffing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
will I riff?
will you riff?
will she riff?
will we riff?
will you riff?
will they riff? 	will I be riffing?
will you be riffing?
will she be riffing?
will we be riffing?
will you be riffing?
will they be riffing? 	will I have riffed?
will you have riffed?
will she have riffed?
will we have riffed?
will you have riffed?
will they have riffed? 	will I have been riffing?
will you have been riffing?
will she have been riffing?
will we have been riffing?
will you have been riffing?
will they have been riffing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
will I not riff?
will you not riff?
will she not riff?
will we not riff?
will you not riff?
will they not riff? 	will I not be riffing?
will you not be riffing?
will she not be riffing?
will we not be riffing?
will you not be riffing?
will they not be riffing? 	will I not have riffed?
will you not have riffed?
will she not have riffed?
will we not have riffed?
will you not have riffed?
will they not have riffed? 	will I not have been riffing?
will you not have been riffing?
will she not have been riffing?
will we not have been riffing?
will you not have been riffing?
will they not have been riffing?